Diet: Krill, small schooling fish such as Atlantic herring, Atlantic salmon, capelin, and American sand lance, as well as Atlantic mackerel, pollock, and haddock in the North Atlantic.

Distribution: Worldwide with 4 populations, in the North Atlantic, North Pacific and Southern Oceans

Norway: Migrate from breeding grounds in Cape Verden or the Caribbean to feeding grounds northern Norway and the Barents Sea, first animals arrive in northern Norway end of May and leave latest in February (after feeding on herring).